Hot sale american steel doors made in china cheap fire rated doors stamped steel door on China WDMA color:Brown parameter of mute: lower than

parameter of mute:   lower than 40db

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12 staffs in QC

Weizhengheng Group

4mm Surface Treatment: Powdercoated/Anodized/Electrophoresis/PVDF

Hot sale american steel doors made in china cheap fire rated doors stamped steel door on China WDMA color:Brown parameter of mute: lower thanStandard Size 2000*840 750 39 40 45mm 2 3*7 8 32 34 36*80 or can be customized Open direction inward, left or right Thickness of door leaf 39 40 45mm or 1 Steel sheet thickness 0. 25 0. 5mm, 0. 3 0. 6mm, 0. 4 0. 7mm, 0. 4 0. 8mm, 0. 5 1. 0mm, 0. 6 1. 0mm can be choose Material Cold rolled steel galvanized steel Structure steel sheet both side + wood skeleton + inner filling Inner filling Poly foam honeycomb paper PU Surface treatment powder coated